#5B5EE4#5B5EE4

#5B5EE4 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.6% C 0.199 H 276.8°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#5B5EE4
RGB	rgb(91, 94, 228)
HSL	hsl(239, 72%, 63%)
HSV	hsv(239, 60%, 89%)
CMYK	cmyk(60.1%, 58.8%, 0%, 10.6%)
CIE-LAB	lab(46.75, 37.99, -68.65)
CIE-LCH	lch(46.75, 78.46, 298.96°)
OKLab	oklab(55.63% 0.0236 -0.1973)
OKLCH	oklch(55.63% 0.199 276.8)
XYZ	xyz(22.3162, 15.8293, 75.2631)
Luminance	0.1583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5EE4 #E4E15B

analogous

#5BA3E4 #5B5EE4 #9C5BE4

triadic

#5B5EE4 #E45B5E #5EE45B

tetradic

#5B5EE4 #E45BA3 #E4E15B #5BE49C

square

#5B5EE4 #E45BA3 #E4E15B #5BE49C

split-complementary

#5B5EE4 #E49C5B #A3E45B

monochromatic

#1C1FA9 #262ADB #5B5EE4 #9092ED #C4C5F5

Accessibility & contrast

On white

5.04

#5B5EE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#5B5EE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5EE4

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5EE4	#FFFFFF	#000000	##FFFFFF
##5B5EE4	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E8

Deuteranopia (green-blind)

#0069E1

Tritanopia (blue-blind)

#007F98

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5b5ee4;
/* rgb */ color: rgb(91, 94, 228);
/* oklch */ color: oklch(55.6% 0.199 276.8);

Tailwind

colors: {
  custom: {
    50: '#968ced',
    500: '#5b5ee4',
    950: '#000000',
  },
}

SCSS

$custom: #5b5ee4;
$custom-light: #968ced;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5ee4",
  "rgb": {
    "r": 91,
    "g": 94,
    "b": 228
  },
  "hsl": {
    "h": 238.686,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.55626,
    "c": 0.19875,
    "h": 276.8
  },
  "luminance": 0.15831
}

Semantic roles & 50–950 ramp

primary

#5B5EE4

secondary

#E6E5B4

accent

#D012D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5EE4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →